A. Schulman BMC 880 Medium Strength Molding Compound

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A. Schulman BMC 880 Medium Strength Molding Compound
Categories:	Polymer; Thermoset; Polyester, TS; Thermoset Polyester Glass and Mineral Filled BMC
Material Notes:	BMC 880 is a medium strength, low shrink molding compound designed for outdoor applications. This material is UL Listed 94-V0/5V and is UL approved for outdoor use. It can be supplied in bulk or extruded in pre -weighted slugs. Typical applications are outdoor lighting fixtures and grill shelves.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.75 - 1.90 g/cc	1.75 - 1.90 g/cc
Water Absorption	0.10 - 0.20 %	0.10 - 0.20 %	24 hours, 23°C
Linear Mold Shrinkage	0.0010 - 0.0030 cm/cm	0.0010 - 0.0030 in/in

Mechanical Properties	Metric	English	Comments
Hardness, Barcol	45 - 55	45 - 55
Tensile Strength, Ultimate	41.4 - 55.2 MPa	6000 - 8000 psi
Flexural Strength	103 - 138 MPa	15000 - 20000 psi
Flexural Modulus	11.7 - 13.1 GPa	1700 - 1900 ksi
Compressive Strength	117 - 138 MPa	17000 - 20000 psi
Izod Impact, Notched	2.14 - 3.74 J/cm	4.00 - 7.00 ft-lb/in

Electrical Properties	Metric	English	Comments
Arc Resistance	185 sec	185 sec

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	>= 260 °C	>= 500 °F
Flammability, UL94	V-0 @Thickness 6.35 mm	V-0 @Thickness 0.250 in
	V-0 @Thickness 3.17 mm	V-0 @Thickness 0.125 in
	V-0 @Thickness 1.59 mm	V-0 @Thickness 0.0625 in

Processing Properties	Metric	English	Comments
Mold Temperature	138 - 166 °C	280 - 330 °F

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PBMC037 / 27220

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